Compaq Presario 3000 - Desktop PC Maintenance And Service Manual page 88

Removal and Replacement Procedures
4. Disconnect the fan cable 1 from the system board
(Figure 5-15).
5. Loosen the four PM2.0 × 20.0 shoulder screws 2 that secure
the heat sink to the processor mounting bracket.
6. Loosen the PM2.0 × 16.0 shoulder screw 3 that secures the
heat sink to the base enclosure.
Figure 5-15. Disconnecting the Fan Cable and Loosening the
Heat Sink Screws
5–18 Maintenance and Service Guide